Home / 789,585.60-1,184,378.40-537,643.20

Finding the Fourth Proportional to 789,585.60, 1,184,378.40 and 537,643.20

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Solution

The fourth proportional to 789,585.60, 1,184,378.40 and 537,643.20 is: 806,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,585.60 : 1,184,378.40 = 537,643.20 : x
  2. Step 2: Convert to fraction form
    789,585.60/1,184,378.40 = 537,643.20/x
  3. Step 3: Cross multiply
    789,585.60x = 1,184,378.40 × 537,643.20
  4. Step 4: Simplify right side
    789,585.60x = 636,772,992,986.88
  5. Step 5: Solve for x
    x = 636,772,992,986.88/789,585.60
  6. Step 6: Final answer
    x = 806,464.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.